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2990053 = 112291187
BaseRepresentation
bin1011011001111111100101
312121220120201
423121333211
51231140203
6144030501
734262233
oct13317745
95556521
102990053
111762520
121002431
13808c81
1457b953
153e0e1d
hex2d9fe5

2990053 has 8 divisors (see below), whose sum is σ = 3278880. Its totient is φ = 2704080.

The previous prime is 2990051. The next prime is 2990059. The reversal of 2990053 is 3500992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2990053 - 21 = 2990051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2990051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1926 + ... + 3112.

It is an arithmetic number, because the mean of its divisors is an integer number (409860).

22990053 is an apocalyptic number.

It is an amenable number.

2990053 is a deficient number, since it is larger than the sum of its proper divisors (288827).

2990053 is a wasteful number, since it uses less digits than its factorization.

2990053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 2990053 is about 1729.1769718568. The cubic root of 2990053 is about 144.0653799049.

The spelling of 2990053 in words is "two million, nine hundred ninety thousand, fifty-three".

Divisors: 1 11 229 1187 2519 13057 271823 2990053